385 lines
8.9 KiB
Go
385 lines
8.9 KiB
Go
package parser
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import "fmt"
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import "sort"
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func doIndent (indent int, input ...string) (output string) {
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for index := 0; index < indent; index ++ {
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output += "\t"
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}
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for _, inputSection := range input {
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output += inputSection
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}
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return
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}
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func sortMapKeysAlphabetically[KEY_TYPE any] (
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unsortedMap map[string] KEY_TYPE,
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) (
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sortedKeys []string,
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) {
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sortedKeys = make([]string, len(unsortedMap))
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index := 0
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for key, _ := range unsortedMap {
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sortedKeys[index] = key
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index ++
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}
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sort.Strings(sortedKeys)
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return
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}
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func (tree *SyntaxTree) ToString (indent int) (output string) {
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output += doIndent(indent, ":arf\n")
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if tree.author != "" {
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output += doIndent(indent, "author \"", tree.author, "\"\n")
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}
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if tree.license != "" {
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output += doIndent(indent, "license \"", tree.license, "\"\n")
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}
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for _, require := range tree.requires {
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output += doIndent(indent, "require \"", require, "\"\n")
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}
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output += doIndent(indent, "---\n")
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typeSectionKeys := sortMapKeysAlphabetically(tree.typeSections)
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for _, name := range typeSectionKeys {
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output += tree.typeSections[name].ToString(indent)
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}
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objtSectionKeys := sortMapKeysAlphabetically(tree.objtSections)
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for _, name := range objtSectionKeys {
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output += tree.objtSections[name].ToString(indent)
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}
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enumSectionKeys := sortMapKeysAlphabetically(tree.enumSections)
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for _, name := range enumSectionKeys {
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output += tree.enumSections[name].ToString(indent)
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}
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dataSectionKeys := sortMapKeysAlphabetically(tree.dataSections)
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for _, name := range dataSectionKeys {
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output += tree.dataSections[name].ToString(indent)
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}
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return
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}
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func (identifier *Identifier) ToString () (output string) {
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for index, trailItem := range identifier.trail {
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if index > 0 {
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output += "."
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}
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output += trailItem
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}
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return
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}
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func (what *Type) ToString () (output string) {
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if what.kind == TypeKindBasic {
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output += what.name.ToString()
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} else {
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output += "{"
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output += what.points.ToString()
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if what.kind == TypeKindArray {
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output += " "
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if what.length == 0 {
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output += ".."
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} else {
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output += fmt.Sprint(what.length)
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}
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}
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output += "}"
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}
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if what.mutable {
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output += ":mut"
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}
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return
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}
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func (declaration *Declaration) ToString () (output string) {
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output += declaration.name + ":"
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output += declaration.what.ToString()
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return
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}
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func (attributes *ObjectInitializationValues) ToString (
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indent int,
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) (
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output string,
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) {
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for _, name := range sortMapKeysAlphabetically(attributes.attributes) {
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value := attributes.attributes[name]
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output += doIndent(indent, ".", name)
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if value.kind == ArgumentKindObjectInitializationValues {
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output += "\n"
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output += value.ToString(indent + 1, true)
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} else {
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output += " " + value.ToString(0, false) + "\n"
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}
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}
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return
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}
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func (values *ArrayInitializationValues) ToString (
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indent int,
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) (
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output string,
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) {
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for _, value := range values.values {
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output += value.ToString(indent, true)
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}
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return
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}
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func (phrase *Phrase) ToString (indent int, breakLine bool) (output string) {
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if breakLine {
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output += doIndent (
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indent,
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"[", phrase.command.ToString(0, false))
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output += "\n"
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for _, argument := range phrase.arguments {
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output += doIndent (
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indent,
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argument.ToString(indent + 1, true))
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}
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} else {
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output += "[" + phrase.command.ToString(0, false)
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for _, argument := range phrase.arguments {
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output += " " + argument.ToString(0, false)
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}
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}
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output += "]"
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if len(phrase.returnsTo) > 0 {
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output += " ->"
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for _, returnItem := range phrase.returnsTo {
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output += " " + returnItem.ToString(0, false)
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}
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}
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if breakLine {
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output += "\n"
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}
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return
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}
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func (argument *Argument) ToString (indent int, breakLine bool) (output string) {
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if !breakLine { indent = 0 }
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if argument.kind == ArgumentKindNil {
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output += "NIL-ARGUMENT"
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if breakLine { output += "\n" }
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return
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}
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switch argument.kind {
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case ArgumentKindPhrase:
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output += argument.value.(*Phrase).ToString (
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indent,
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breakLine)
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case ArgumentKindObjectInitializationValues:
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// this should only appear in contexts where breakLine is true
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output += argument.value.(*ObjectInitializationValues).
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ToString(indent)
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case ArgumentKindArrayInitializationValues:
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// this should only appear in contexts where breakLine is true
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output += argument.value.(*ArrayInitializationValues).
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ToString(indent)
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case ArgumentKindIdentifier:
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output += doIndent (
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indent,
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argument.value.(*Identifier).ToString())
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if breakLine { output += "\n" }
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case ArgumentKindDeclaration:
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output += doIndent (
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indent,
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argument.value.(*Declaration).ToString())
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if breakLine { output += "\n" }
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case ArgumentKindInt, ArgumentKindUInt, ArgumentKindFloat:
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output += doIndent(indent, fmt.Sprint(argument.value))
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if breakLine { output += "\n" }
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case ArgumentKindString:
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output += doIndent (
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indent,
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"\"" + argument.value.(string) + "\"")
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if breakLine { output += "\n" }
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case ArgumentKindRune:
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output += doIndent (
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indent,
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"'" + string(argument.value.(rune)) + "'")
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if breakLine { output += "\n" }
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case ArgumentKindOperator:
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// TODO
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// also when parsing this argument kind, don't do it in the
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// argument parsing function. do it specifically when parsing a
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// phrase command.
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}
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return
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}
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func (section *DataSection) ToString (indent int) (output string) {
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output += doIndent (
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indent,
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"data ",
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section.permission.ToString(), " ",
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section.name, ":",
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section.what.ToString())
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isComplexInitialization :=
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section.value.kind == ArgumentKindObjectInitializationValues ||
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section.value.kind == ArgumentKindArrayInitializationValues
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if section.value.value == nil {
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output += "\n"
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} else if isComplexInitialization {
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output += "\n"
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output += section.value.ToString(indent + 1, true)
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} else {
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output += " " + section.value.ToString(0, false)
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output += "\n"
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}
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return
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}
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func (section *TypeSection) ToString (indent int) (output string) {
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output += doIndent (
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indent,
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"type ",
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section.permission.ToString(), " ",
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section.name, ":",
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section.inherits.ToString())
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isComplexInitialization :=
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section.defaultValue.kind == ArgumentKindObjectInitializationValues ||
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section.defaultValue.kind == ArgumentKindArrayInitializationValues
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if section.defaultValue.value == nil {
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output += "\n"
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} else if isComplexInitialization {
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output += "\n"
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output += section.defaultValue.ToString(indent + 1, true)
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} else {
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output += " " + section.defaultValue.ToString(0, false)
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output += "\n"
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}
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return
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}
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func (member ObjtMember) ToString (indent int) (output string) {
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output += doIndent(indent)
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output += member.permission.ToString() + " "
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output += member.name + ":"
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output += member.what.ToString()
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isComplexInitialization :=
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member.defaultValue.kind == ArgumentKindObjectInitializationValues ||
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member.defaultValue.kind == ArgumentKindArrayInitializationValues
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if member.defaultValue.value == nil {
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output += "\n"
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} else if isComplexInitialization {
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output += "\n"
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output += member.defaultValue.ToString(indent + 1, true)
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} else {
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output += " " + member.defaultValue.ToString(0, false)
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output += "\n"
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}
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return
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}
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func (section *ObjtSection) ToString (indent int) (output string) {
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output += doIndent (
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indent,
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"objt ",
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section.permission.ToString(), " ",
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section.name, ":",
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section.inherits.ToString(), "\n")
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for _, name := range sortMapKeysAlphabetically(section.members) {
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output += section.members[name].ToString(indent + 1)
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}
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return
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}
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func (section *EnumSection) ToString (indent int) (output string) {
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output += doIndent (
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indent,
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"enum ",
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section.permission.ToString(), " ",
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section.name, ":",
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section.what.ToString(), "\n")
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for _, name := range sortMapKeysAlphabetically(section.members) {
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output += doIndent(indent + 1, name)
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defaultValue := section.members[name]
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isComplexInitialization :=
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defaultValue.kind == ArgumentKindObjectInitializationValues ||
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defaultValue.kind == ArgumentKindArrayInitializationValues
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if defaultValue.value == nil {
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output += "\n"
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} else if isComplexInitialization {
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output += "\n"
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output += defaultValue.ToString(indent + 2, true)
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} else {
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output += " " + defaultValue.ToString(0, false)
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output += "\n"
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}
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}
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return
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}
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func (section *FaceSection) ToString (indent int) (output string) {
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output += doIndent (
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indent,
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"face ",
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section.permission.ToString(), " ",
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section.name, ":",
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section.inherits, "\n")
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for _, name := range sortMapKeysAlphabetically(section.behaviors) {
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behavior := section.behaviors[name]
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output += behavior.ToString(indent + 1)
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}
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return
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}
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func (behavior *FaceBehavior) ToString (indent int) (output string) {
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output += doIndent(indent, behavior.name, "\n")
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for _, inputItem := range behavior.inputs {
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output += doIndent(indent, "> ", inputItem.ToString(), "\n")
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}
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for _, outputItem := range behavior.outputs {
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output += doIndent(indent, "< ", outputItem.ToString(), "\n")
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}
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return
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}
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